Solar System Sizing Tool — Montana
Determine the right solar system size for your home in Montana. With an average electricity rate of 13¢/kWh and 4.5 peak sun hours per day, homeowners here typically need a system tailored to local conditions. Select your city for a more precise recommendation.
13¢
Avg Rate / kWh
4.5h
Peak Sun Hours / Day
$120
Avg Monthly Bill
1,750
Avg Home Size (sq ft)
Select Your City in Montana
Billings
13.2¢/kWh · 4.6h sun/day
Avg bill: $122/mo · NorthWestern Energy
Missoula
13¢/kWh · 4.3h sun/day
Avg bill: $118/mo · NorthWestern Energy
Great Falls
12.8¢/kWh · 4.5h sun/day
Avg bill: $115/mo · NorthWestern Energy
Bozeman
13¢/kWh · 4.5h sun/day
Avg bill: $120/mo · NorthWestern Energy
Helena
12.8¢/kWh · 4.4h sun/day
Avg bill: $115/mo · NorthWestern Energy
Butte
13¢/kWh · 4.3h sun/day
Avg bill: $112/mo · NorthWestern Energy
Related Resources
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